dissemble

1 to present a false appearance of he dissembled happiness at the news that his old girlfriend was getting married—to someone else Synonyms act, affect, assume, bluff, counterfeit, feign, fake, pass (for), pretend, profess, put on, sham, simulateRelated Words dissimulate, impersonate, let on, masquerade, play, playact, pose; forge, imitate; camouflage, conceal, disguise, mask; feint; malinger

2 to take on a false or deceptive appearance children learn to dissemble at a surprisingly early age Synonyms pretend, dissimulate, let on, make outRelated Words act, impersonate, masquerade, play, playact, pose; affect, assume, counterfeit, fake, feign, profess, put on, sham, simulate; camouflage, conceal, disguise, mask; bluff, feint